The ultimate baselayer garment is here. Provides superior wicking and fast drying capabilities that pull moisture and perspiration away from the skin for improved evaporation that dries 4X faster than cotton. The polyester cotton blend fabric provides a natural feel with a touch of stretch that regulates skin temperature, providing up to a 7 degree cooler body than other fibers or treatments along with an environmentally friendly FreshGuard treatment for a built-in natural odor neutralizing system. drirelease performance won't wash or wear out over time and the pill and wrinkle resistant fabric makes the shirts virtually worry free.